Gut Microbiome
The gut-liver axis and what the portal vein is actually carrying
Blood leaving the intestine goes to the liver before it goes anywhere else, and that single piece of anatomy explains most of what the gut-liver relationship involves.
32 articles · updated July 30, 2026

Gut Microbiome
An established gut community defends its territory through nutrient competition, chemistry and host immunity, which is why introducing a new organism into it is genuinely difficult.
Gut Microbiome
Blood leaving the intestine goes to the liver before it goes anywhere else, and that single piece of anatomy explains most of what the gut-liver relationship involves.
Gut Microbiome
The list of organisms in a microbiome report is produced by a chain of choices about extraction, amplification and reference databases, and each link changes the answer.
Gut Microbiome
Molecules made for dissolving fat turn out to act on receptors throughout the body, and the microbial chemistry that modifies them sits in the middle of that signalling system.
Gut Microbiome
The gel lining the large intestine both excludes bacteria and feeds them, and that apparent contradiction is the mechanism keeping a dense microbial population at a safe distance.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on biological age markers. Discover how optimizing autophagy triggers impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
How bacterial fermentation of resistant starches generates colon-protecting metabolites.
Gut Microbiome
Why raw sauerkraut and home-brewed kefir offer broader microbial diversity than capsules.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on senolytic cocktails. Discover how optimizing growth hormone axis regulation impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on sirtuin activation pathways. Discover how optimizing cellular senescence clearance impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on autophagy triggers. Discover how optimizing nad precursors synthesis impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on growth hormone axis regulation. Discover how optimizing telomere attrition rate impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on cellular senescence clearance. Discover how optimizing mitochondrial biogenesis impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on nad precursors synthesis. Discover how optimizing epigenetic DNA methylation impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on telomere attrition rate. Discover how optimizing biological age markers impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on mitochondrial biogenesis. Discover how optimizing senolytic cocktails impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.
Gut Microbiome
An exclusive analysis on epigenetic DNA methylation. Discover how optimizing sirtuin activation pathways impacts performance and long-term gut microbiome outcomes.